// Copyright 2012 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
library turtle;

import 'nodes.dart';

/**
 * Receives turtle commands and executes them.
 */
class TurtleState {
  double x;
  double y;
  double heading;
  TurtleState(this.x, this.y, this.heading);
}

abstract class TurtleWorker {
    
  TurtleWorker() {}
  
  void receive(Primitive p, List<dynamic> args);

  TurtleState get state;
}
